There is a description of this process that everybody learns and that understates it substantially.
The description is that a tadpole grows legs, loses its tail and becomes a frog…
There is a way of looking at a pond that changes it from a fixed feature into a process with a direction.
The ordinary view treats a pond as a…
The useful question at any reservoir is why the wall is where it is, because that position was chosen for reasons of geology and geometry that determined everything else. Here…
Ice cubes float. This is so ordinary that it takes a moment to see anything strange in it.
Consider what floating means. An object floats when it is less dense…
Living on water solves specific problems - flooding, defence, access to fishing, land scarcity - and creates others, which is why these settlements share a great deal of engineering despite…